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Title:
【発明の名称】潤滑油からスラッジを除去する方法
Document Type and Number:
Japanese Patent JP3043789
Kind Code:
B2
Abstract:
Sludge can be effectively removed from a lubricating oil by contacting the oil with a dispersant functional group immobilized on a substrate. This results in improved engine cleanliness and control of viscosity increases.

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Inventors:
Darrell William Braunwell
Warren Allen Sailor
Application Number:
JP23883690A
Publication Date:
May 22, 2000
Filing Date:
September 07, 1990
Export Citation:
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Assignee:
Exxon Research and Engineering Company
International Classes:
C10M175/00; C10M175/02; C10M177/00; C10M133/06; C10N30/04; C10N40/25; F02B77/04; (IPC1-7): C10M175/02
Domestic Patent References:
JP5367686A
Other References:
【文献】米国特許2609931(US,A)
【文献】米国特許2343427(US,A)
【文献】米国特許2093430(US,A)
Attorney, Agent or Firm:
Minoru Nakamura (7 outside)



 
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